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Systemic Pathology > Neuro > Flashcards

Neuro Flashcards

1
Q

What is the organization of the meninges in the spinal cord?

A
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2
Q

What structure in the ventricles of the brain produces CSF?

A

choroid plexus

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3
Q

Blood-brain barrier structure

A
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4
Q

The arrows are pointing to what?

A

activated microglia

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5
Q

Cell Type

A

Gitter cells (aka microglia ingesting myelin- foamy cytoplasm)

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6
Q
A

chromatolysis

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7
Q

Alive or dead neuron?

A

dead

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8
Q
A

neuronophagia

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9
Q
A

spheroid

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10
Q

Steps of wallerian degeneration

A
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11
Q

Why can regeneration of neurons occur in the PNS but not in the CNS?

A
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12
Q

Cell type

A

Reactive astrocytes

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13
Q
A

gemistocytic astrocytes

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14
Q

Cell type and commonly associate dz

A

Alzheimer’s type II astrocytes: enlarged, vesicular nuclei; hepatic encephalopathy

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15
Q
A

microglial nodules

VIRAL infections

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16
Q

premature degradation of normally formed tissues?

A

abiotrophy

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17
Q

What type of CNS malformation is shown?

A

hydrocephalus

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18
Q

What type of CNS malformation is shown?

A

hydrocephalus

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19
Q

What type of CNS malformation is shown?

A

microencephaly

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20
Q

A lhaso apso presents with this

A

Lissencephaly

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21
Q
A

Prosencephalic hypoplasia

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22
Q
A

Prosencephalic hypoplasia

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23
Q
A

Cranium bifidum

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24
Q
A

Cranium bifidum

Meningoencephalocele

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25
Q
A

Cranium bifidum

Meningocele

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26
Q
A
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27
Q
A

hydranencephaly

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28
Q
A

porencephaly

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29
Q

A cow presents with this. Likely Disease?

A

BVD

cerebellar hypoplasia

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30
Q

What toxin causes this and what day?

A

cyclopia

veratrum californicum

sheep day 14 gestation

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31
Q

How are storage disorders named? Give a couple examples.

A
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32
Q
A

storage disorder

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33
Q

Describe the process of ceroid lipofuscin.

34
Q

What are the histo characteristics of cerebral edema?

35
Q

Gross characteristics of cerebral edema

A

herniation of cerebellum

flattening of gyri & sulci

36
Q
A

infarct d/t vascular occlusion

37
Q
A

Fibrocartilagenous embolism

38
Q
A

polioencephalomalacia

40
Q
A

polioencephalomalacia

41
Q

A pig presents with head pressing

A

cerebral edema d/t salt poisoning in swine

42
Q

A cat

A

polioencephalomalacia d/t thiamine def

43
Q

Location of

Globus pallidus

Substantia nigra

44
Q
A

nigropallidal encephalomalacia

45
Q

Cause and C.S. of leukoencephalomalacia?

46
Q
A

leukoencephalomalacia

47
Q

A dog presents after consuming gasoline

A

Lead poisoning- white matter edema

48
Q

A dog that consumed gasoline

A

demyelination

49
Q
A

Bacterial meningitis

50
Q
A

Equine bacterial meningitis

51
Q
A

calf bacterial meningitis

52
Q
A

purulent meningitis in a pig 2nd to otitis externa/media

53
Q
A

goat brain abscess

54
Q

Sheep circling

A

listeriosis in a sheep

57
Q

Describe other lyssaviruses associated w/ disease

58
Q

Lesions for rabies virus

59
Q

DDX?

Carnivore or herbivore?

A

rabies (negri bodies)

purkinje cell= herbivore

60
Q

A pig presents with a mild fever.

A

pseudorabies

61
Q

A horse presents with CNS signs.

62
Q

Gross and histo lesions of Canine Distemper virus

63
Q

DDX?

A

Canine Distemper virus

64
Q

DDX? horse

65
Q
66
Q
A

Cryptococcus neoformans

67
Q

Lesions of Equine protozoal encephalomyelitis

68
Q

A horse presents with ataxia and lameness.

A

Equine protozoal encephalomyelitis

70
Q

Lesions of Toxoplasmosis

71
Q
A

Toxoplasmosis

72
Q

cyst in a dog not near the site of inflammation

A

neospora caninum

73
Q

Characteristics of neospora in canines and cattle?

74
Q
A

bilateral & asymmetrical

NME & NLE

75
Q
76
Q
A

meningioma

77
Q
A

astrocytoma

78
Q
A

oligodendroglioma

79
Q
A

metastatic hemangiosarcoma

80
Q
A

metastatic melanoma

81
Q
A

metastatic mammary carcinoma

Systemic Pathology (8 decks)

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